Which amino acid would be transferred to the position of codon CAC?

A scientist puts nucleotide chains of UUUUUU in a test tube under conditions allowing protein synthesis. Soon the test tube is full of polypeptide chains composed of only the amino acid phenylalanine. What does this experiment indicate?

If a segment of DNA is TAC GAT TAG, the complementary mRNA strand that results from this segment will be

Genetic information usually flows in one specific direction. Which of the following best represents this flow?

Crossing over results in which of these?

Mutations

Which of the following best describes the result of a mutation in an organism’s DNA?

For a long time, penicillin was given to people to kill the bacteria which caused ear infections. Lately, some ear infections are not cured by penicillin. Which is the best explanation for this?

Genetic mutations are harmful or beneficial changes that occur in an individual’s

Harmful genetic mutations that occur in an individual’s somatic cells will

Genetic engineering to create biomedical products that benefit society often involves the use of recombinant DNA technology. Recombinant DNA is DNA that has

DNA manipulation is used to produce beneficial products, such as human insulin. Strands labeled A and C are both part of the same individual's DNA. When DNA fragment B is inserted in between fragments A and C, the resulting DNA is know

Apomixis is a type of asexual reproduction in which adult plants grow directly from egg cells. Which of these does not occur during apomixis?

Which of these make up the primary link between a gene and the expression of a trait?

Which of these does NOT occur during meiosis?

One kind of chromosomal mutation can occur during meiosis when a pair of chromosomes that carry genes for the same trait fail to separate. Which of these represents the sex chromosomes of a male organism when this type of chromosomal mutation has occ

Original strand--ATT CAG. New strand--UAA GUC. This new strand will most likely be used for

Which of these is an example of a heterozygous genotype?

Normal thymine (T) is found in the old strand. It is replaced by an abnormal molecule (T*) in the new strand. The abnormal molecule (T*) binds to guanine (G) instead of binding to adenine (A). This is an example of

The genetic information for making a protein must move from the nucleus to the cytoplasm. Which of these moves this information to the cytoplasm?

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